Use ide_tune_dma() in ide-cris/it821x/pdc202xx_old/serverworks drivers.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
        return 1;       /* let the PIO routines handle this weirdness */
 }
 
-static int cris_config_drive_for_dma (ide_drive_t *drive)
-{
-       u8 speed = ide_max_dma_mode(drive);
-
-       if (!speed)
-               return 0;
-
-       speed_cris_ide(drive, speed);
-
-       return ide_dma_enable(drive);
-}
-
 /*
  * cris_dma_intr() is the handler for disk read/write DMA interrupts
  */
 
 static int cris_dma_check(ide_drive_t *drive)
 {
-       if (ide_use_dma(drive) && cris_config_drive_for_dma(drive))
+       if (ide_tune_dma(drive))
                return 0;
 
        return -1;
 
        return ide_config_drive_speed(drive, speed);
 }
 
-/**
- *     config_chipset_for_dma  -       configure for DMA
- *     @drive: drive to configure
- *
- *     Called by the IDE layer when it wants the timings set up.
- */
-
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
-       u8 speed = ide_max_dma_mode(drive);
-
-       if (speed == 0)
-               return 0;
-
-       it821x_tune_chipset(drive, speed);
-
-       return ide_dma_enable(drive);
-}
-
 /**
  *     it821x_configure_drive_for_dma  -       set up for DMA transfers
  *     @drive: drive we are going to set up
 
 static int it821x_config_drive_for_dma (ide_drive_t *drive)
 {
-       if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+       if (ide_tune_dma(drive))
                return 0;
 
        it821x_tuneproc(drive, 255);
 
        outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg);
 }
 
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
-       u8 speed = ide_max_dma_mode(drive);
-
-       if (!speed)
-               return 0;
-
-       (void)pdc202xx_tune_chipset(drive, speed);
-
-       return ide_dma_enable(drive);
-}
-
 static int pdc202xx_config_drive_xfer_rate (ide_drive_t *drive)
 {
        drive->init_speed = 0;
 
-       if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+       if (ide_tune_dma(drive))
                return 0;
 
        if (ide_use_fast_pio(drive))
 
        (void)svwks_tune_chipset(drive, XFER_PIO_0 + pio);
 }
 
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
-       u8 speed = ide_max_dma_mode(drive);
-
-       if (!speed)
-               return 0;
-
-       (void) svwks_tune_chipset(drive, speed);
-       return ide_dma_enable(drive);
-}
-
 static int svwks_config_drive_xfer_rate (ide_drive_t *drive)
 {
        drive->init_speed = 0;
 
-       if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+       if (ide_tune_dma(drive))
                return 0;
 
        if (ide_use_fast_pio(drive))